MICROANATOMY

BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS

BLOOD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is hemostasis
A
process which causes bleeding to stop and healing a wound
B
the study of blood
C
small branches of arteries
D
a way to count blood cells
Explanation: 

Detailed explanation-1: -Primary hemostasis is when your body forms a temporary plug to seal an injury. To accomplish that, platelets that circulate in your blood stick to the damaged tissue and activate. That activation means they can “recruit” more platelets to form a platelet “plug” to stop blood loss from the damaged area.

Detailed explanation-2: -Hemostasis involves three basic steps: vascular spasm, the formation of a platelet plug, and coagulation, in which clotting factors promote the formation of a fibrin clot.

Detailed explanation-3: -Hemostasis may be categorized into primary (platelet plug formation), secondary (formation of a stabilized fibrin clot through the coagulation cascade), and tertiary (formation of plasmin for breakdown of fibrin via fibrinolysis) concurrent processes.

Detailed explanation-4: -Platelets (a type of blood cell) and proteins in your plasma (the liquid part of blood) work together to stop the bleeding by forming a clot over the injury.

Detailed explanation-5: -Primary hemostasis is vasoconstriction and platelet plug formation. Secondary hemostasis (coagulation cascades) is the process where the platelet plug is reinforced by the conversion of fibrinogen to fibrin. Tertiary hemostasis is fibrinolysis. Hemostasis is the first stage of wound healing.

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